# Mazetools Soniface Pro vs GSDSP Quantum Delay

Mazetools Soniface Pro and GSDSP Quantum Delay both sit at 4.7 stars, but that hides the real split: 100% of GSDSP Quantum Delay's written reviews are positive against 77% of Mazetools Soniface Pro's. GSDSP Quantum Delay also leads on iOS requirement (12.0 vs 14.0). Mazetools Soniface Pro's advantage is price ($12.99 vs $14.99). On rating, ratings volume, update cadence and ads there is nothing between them.

Mazetools Soniface Pro costs $12.99 and GSDSP Quantum Delay $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Mazetools Soniface Pro against 4.8 for GSDSP Quantum Delay. Both are backed by a comparable volume of ratings — 24 and 17 respectively. Written reviews are what separate them: 77% of Mazetools Soniface Pro's written reviews are positive against 100% of GSDSP Quantum Delay's.

Mazetools Soniface Pro ships an update every 3 weeks, GSDSP Quantum Delay every 5 weeks. The most recent releases landed on July 18, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Mazetools Soniface Pro | GSDSP Quantum Delay |
| --- | --- | --- |
| Price | **$12.99** | $14.99 |
| Rating | [4.7 (24 ratings)](https://appshunter.io/ios/app/mazetools-soniface-pro/id1232018647/reviews) | **[4.8 (17 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297/reviews)** |
| Number of ratings | **24** | 17 |
| Positive reviews | 77.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Paid | Paid |
| Size | 435 MB | 94 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ectoplastic](https://appshunter.io/developer/1103228660) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### Mazetools Soniface Pro

[App page](https://appshunter.io/ios/app/mazetools-soniface-pro/id1232018647)

Create audiovisual performances and interactive installations by composing music and designing geometric visuals. Experiment with sound and visual objects, control instruments via multitouch, and use motion gestures for dynamic expression. Supports multiple display outputs for immersive experiences.

**Highlights:** Unlimited instruments and patterns, Airplay Visual Mode with HDMI output, Unlimited internal audio recording, Motion interface for gesture control, Cross-platform project file compatibility, Generative visual synthesizer, MIDI input and output

**Features:** macOS Compatibility

**In-app purchases:** none


### GSDSP Quantum Delay

[App page](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297)

This app offers a vintage-inspired stereo delay effect with advanced modulation, flexible filtering, and precise timing controls. It allows users to sculpt unique echo textures, from warm analog sounds to complex, evolving soundscapes.

**Highlights:** Vintage-inspired stereo delay, Deep modulation system, Flexible filtering (LPF, HPF, BPF), Precise timing controls (BPM, ms), Switchable stereo/dual mono modes, Advanced modulation sources (LFO, Random, Envelope)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mazetools Soniface Pro free?

Mazetools Soniface Pro costs $12.99, with no in-app purchases.

### Is GSDSP Quantum Delay free?

GSDSP Quantum Delay costs $14.99, with no in-app purchases.

### Which has better reviews, Mazetools Soniface Pro or GSDSP Quantum Delay?

GSDSP Quantum Delay is rated higher. Mazetools Soniface Pro averages 4.7 out of 5 from 24 ratings, while GSDSP Quantum Delay averages 4.8 from 17 ratings.

### Do Mazetools Soniface Pro or GSDSP Quantum Delay have ads?

Neither Mazetools Soniface Pro nor GSDSP Quantum Delay shows ads.

### Which is updated more often, Mazetools Soniface Pro or GSDSP Quantum Delay?

Mazetools Soniface Pro ships an update every 3 weeks, and GSDSP Quantum Delay every 5 weeks. Most recently, Mazetools Soniface Pro was updated on July 18, 2026 and GSDSP Quantum Delay on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*